Koni self-adjusting FSD (frequently selective dampers) kit fits the following models:
Audi TT Coupe, Roadster Quattro (including 3.2-V6) 2002-2006
Kit includes four shocks absorbers. 2100-4042
KONIís latest technology accomplishes the task that has eluded most shock makers until now - great handling + excellent ride quality:
Taut body motion control
Excellent ride quality on all road surfaces
Patented, parallel-valve design
Gold metallic finish shocks
Less expensive than electronic systems.
Recently discontinued by Koni.